if you're living with moderate to severe crohn's disease, and it feels like your life revolves around your symptoms, ask your gastroenterologist about humira adalimumab. humira has been proven to work for adults who have tried other medications but still experience the symptoms of moderate to severe crohn's disease. in clinical studies, the majority of patients on humira saw significant symptom relief and many achieved remission. humira can lower your ability to fight infections, including tuberculosis. serious, sometimes fatal events, such as infections, lymphoma or other types of cancer have happened. blood, liver and nervous system problems, serious allergic reactions and new or worsening heart failure have occurred. before starting humira, your doctor should test you for tb. ask your doctor if you live in or have been to a region where certain fungal infections are common. tell your doctor if you have had tb, hepatitis b, are prone to infections, or have symptoms such as fever, fatigue, cough, or sores.